elmeg C46e Description And Installation page 27

2.2.6 elmeg C88m: Internal/external ISDN connection 2
Figure 10 illustrates the connection circuit for the internal ISDN connection 2.
This connection is provided with fixed interfacing to the terminals.
First remove the jumper for switchover for external connection (see Fig. 10)!
a2 a1 b1 b2
a1 a2 b2 b1
S01: INT /EXT S02:INT /EXT
Fig. 10: elmeg C88m: Internal/ external ISDN connection 2
Jum p er for sw itc hover
installed : Internal ISDN c onnec tio n
op en: external ISDN c onnec tio n
ISDN term inal b lo c k
for the internal and external ISDN c onnec tio n
ISDN term inal b lo c k rem oved n
S03: INT /EXT
Assig nm ent for S02: Internal ISDN c onnec tio n 2
Assig nm ent for S02: External ISDN c onnec tio n 2
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